[R] Changing data frame column headings

R. Michael Weylandt michael.weylandt at gmail.com
Wed Dec 5 22:44:13 CET 2012

On Wed, Dec 5, 2012 at 9:23 PM, Rich Shepard <rshepard at appl-ecosys.com> wrote:
> On Wed, 5 Dec 2012, R. Michael Weylandt wrote:
>> Can you be more explicit about your problem?
> Michael,
>   Data frame contains water chemistry data; site, date, parameter, value.
> The column names after dcast() are, for example, alk_quant, ph_quant,
> tds_quant. I wanted to remove the '_quant' from each column header.
>   Using names() with a string vector of the new names did not work, so I
> specified each one and names() made the changes.
> Rich

I'm afraid I'm still having trouble visualizing -- perhaps you could
work up a reproducible example?



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